diff --git a/doc/Makefile b/doc/Makefile
index 647efff13d49..06c79dab906f 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -9,6 +9,7 @@ MANPAGES := doc/lightning-cli.1 \
 	doc/lightningd-config.5 \
 	doc/lightningd-rpc.7 \
 	doc/lightning-addgossip.7 \
+	doc/lightning-addpsbtoutput.7 \
 	doc/lightning-autoclean-once.7 \
 	doc/lightning-autoclean-status.7 \
 	doc/lightning-batching.7 \
@@ -52,7 +53,6 @@ MANPAGES := doc/lightning-cli.1 \
 	doc/lightning-fundchannel_complete.7 \
 	doc/lightning-fundchannel_cancel.7 \
 	doc/lightning-funderupdate.7 \
-	doc/lightning-addpsbtoutput.7 \
 	doc/lightning-fundpsbt.7 \
 	doc/lightning-getroute.7 \
 	doc/lightning-hsmtool.8 \
diff --git a/doc/lightning-addpsbtoutput.7.md b/doc/lightning-addpsbtoutput.7.md
index 780c4f5d718d..b7710665f712 100644
--- a/doc/lightning-addpsbtoutput.7.md
+++ b/doc/lightning-addpsbtoutput.7.md
@@ -44,9 +44,9 @@ RETURN VALUE
 [comment]: # (GENERATE-FROM-SCHEMA-START)
 On success, an object is returned, containing:
 
-- **psbt** (string): Unsigned PSBT which fulfills the parameters given
-- **estimated\_added\_weight** (u32): The estimated weight of the added output
-- **outnum** (u32): The 0-based number where the output was placed
+- **psbt** (string): The unsigned PSBT which fulfills the parameters given.
+- **estimated\_added\_weight** (u32): The estimated weight of the added output.
+- **outnum** (u32): The 0-based number where the output was placed.
 
 [comment]: # (GENERATE-FROM-SCHEMA-END)
 
@@ -65,4 +65,4 @@ RESOURCES
 
 Main web site: <https://github.com/ElementsProject/lightning>
 
-[comment]: # ( SHA256STAMP:6a31cc1575f9112d0582b5b9db560a5217d6e1a7bd33d399958e3aff7b022ac3)
+[comment]: # ( SHA256STAMP:0f2b1c781862eb37a4b7a1b30bfc58cbb82987ff8e03e6f54f82f8d5e1b233cf)
diff --git a/doc/schemas/addpsbtoutput.request.json b/doc/schemas/addpsbtoutput.request.json
index 5f63a7a5df54..c6a0116672db 100644
--- a/doc/schemas/addpsbtoutput.request.json
+++ b/doc/schemas/addpsbtoutput.request.json
@@ -8,17 +8,20 @@
   "added": "v23.11",
   "properties": {
     "satoshi": {
-      "type": "msat"
+      "type": "msat",
+      "description": "The satoshi value of the output. It can be a whole number, a whole number ending in sat, a whole number ending in 000msat, or a number with 1 to 8 decimal places ending in btc."
     },
     "locktime": {
-      "type": "u32"
+      "type": "u32",
+      "description": "An optional locktime: if not set, it is set to a recent block height (if no initial psbt is specified)."
     },
     "initialpsbt": {
       "type": "string",
-      "description": "the (optional) base 64 encoded PSBT to begin with. If not specified, one will be generated automatically"
+      "description": "The (optional) base 64 encoded PSBT to begin with. If not specified, one will be generated automatically."
     },
     "destination": {
-      "type": "string"
+      "type": "string",
+      "description": "If not set, an internal address is generated."
     }
   }
 }
diff --git a/doc/schemas/addpsbtoutput.schema.json b/doc/schemas/addpsbtoutput.schema.json
index 7c2a7aaae4c8..367884c76cd5 100644
--- a/doc/schemas/addpsbtoutput.schema.json
+++ b/doc/schemas/addpsbtoutput.schema.json
@@ -11,15 +11,15 @@
   "properties": {
     "psbt": {
       "type": "string",
-      "description": "Unsigned PSBT which fulfills the parameters given"
+      "description": "The unsigned PSBT which fulfills the parameters given."
     },
     "estimated_added_weight": {
       "type": "u32",
-      "description": "The estimated weight of the added output"
+      "description": "The estimated weight of the added output."
     },
     "outnum": {
       "type": "u32",
-      "description": "The 0-based number where the output was placed"
+      "description": "The 0-based number where the output was placed."
     }
   }
 }
diff --git a/mkdocs.yml b/mkdocs.yml
index 5871c758755d..d6554a2cc1ec 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -61,6 +61,7 @@ nav:
       - "Man Pages":
           # block_start manpages
           - "lightning-addgossip": "lightning-addgossip.7.md"
+          - "lightning-addpsbtoutput": "lightning-addpsbtoutput.7.md"
           - "lightning-autoclean-once": "lightning-autoclean-once.7.md"
           - "lightning-autoclean-status": "lightning-autoclean-status.7.md"
           - "lightning-batching": "lightning-batching.7.md"